Sound Level Meter NL-27 Rion
Perhatian!
Spesifikasi Sound Level Meter NL-27 Rion
Sound Level Meter NL-27 Rion |
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Specifications |
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Standard compliance |
General-Purpose Sound Level Meter according to Japan |
Measurement Law JIS C 1509-1: 2005 Class 2, IEC 61672-1: 2002 Class 2 |
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CE mark ( EMC Directive 2004/108/EC ), WEEE Directive |
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Measurement functions Processing functions ( normal mode ) |
Sound level Lp, equivalent continuous sound level Leq, sound exposure level LE, maximum sound level Lmax, peak sound level Lcpeak ( only when eak range was selected ) |
Measurement time settings |
1 min, 5 min, 10 min, 1 h |
Microphone |
1/2 inch electret condenser microphone Model : UC-52, sensitivity level : - 33 dB ± 3 dB ( re.1 V/Pa ) |
Measurement level range ( normal mode ) |
A-weighting: 30 dB to 130 dB, |
C-weighting: 36 dB to 130 dB |
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Linear operation range ( A-weighting, 1 kHz ) |
30 dB to 137 dB |
Peak sound level measurement range |
65 dB to 140 dB |
Residual noise level |
A-weighting: max. 24 dB, C-weighting: max. 30 dB |
Measurement frequency range |
20 Hz to 8 kHz |
Reference frequency, reference sound pressure level |
Reference frequency : 1 kHz, reference sound level : 94.0 dB |
Frequency weighting characteristics |
A-weighting, C-weighting |
Time weighting characteristics |
F ( Fast ), S ( Slow ) |
Level range |
Wide range : 30 dB to 130 dB, peak range* : 65 dB to 130 dB *Peak range is used for peak sound level measurements |
RMS detection method |
Digital processing |
Processing |
Digital sampling cycle : 30.3μs ( Lp, Leq, LE, Lmax, Lpeak ) |
Calibration |
Calibration frequency: 1 kHz, |
Calibration sound level: 94 dB |
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Japan Measurement Law: electrical calibration with internal |
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Signal source; JIS, IEC: acoustic calibration using NC-74 |
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Windscreen |
Unit is compliant with JIS C 1509-1 Class 2 and IEC 61672-1 |
Class 2 with and without windscreen |
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Display ( TN positive display, reflective ) |
Numeric display : 0.1 dB resolution |
Bar graph : Scale range 100 dB, 5 dB resolution ( update frequency 0.1 s ) |
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Warning indicators : Over ( Overload ) appears at 137.4 dB ( 1 kHz ) Under ( Underload ) appears from -0.6 dB of lower scale limit Battery capacity 3-stage indicator for remaining capacity |
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Store function ( processing results saved in internal memory, using manual store ) |
Number of data: 199 Stored data can be checked on recall screen |
DC output connector |
DC output: 3 V ( full scale ), 25 mV/dB, output impedance : 50 Ω Load impedance : 10 kΩ or more |
AC monitor output connector |
AC output: 1 Vrms +600 -400 mVrms ( at 110 dB ), overload: +2 dB |
Output impedance : 600 Ω, load impedance : 10 kΩ or more, frequency weighting : Z-weighting |
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USB connector |
For transfer of stored data to a computer, using optional USB adapter cable |
Power requirements ( size AAA [ IEC R03 ] battery x 2 Normal temperature ) |
Current consumption: approx. 80 mA ( 3 V operation ) |
Battery life : approx. 9 hours ( with alkaline batteries ), ( Wide range ) approx. 3 hours ( with manganese batteries ) |
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Temperature / humidity range for operation |
-10 °Cto +50 °C, 10 % to 90 % RH ( no condensation ) |
Dimensions, weight |
Approx. 120 mm ( H ) × 63 ( W ) × 23.5 mm ( D ), approx. 105 g ( including batteries ) |
Supplied accessories |
Windscreen × 1, Windscreen fall prevention rubber× 1, Silicon cover × 1, strap × 1, AAA [ IEC R03 ] alkaline battery × 2 |
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PALLSCIENTIFIC
adalah perusahaan swasta nasional yang bergerak di bidang Hygiene Industri dan Kesehatan Lingkungan. Bertujuan untuk menjembatani dan memenuhi kebutuhan dunia industri khususnya dan masyarakat pada umumnya. perusahaan yang bergerak di bidang perdagangan barang dan jasa dengan meng-khususkan lingkup usaha perusahaan dalam bidang pengadaan peralatan hygiene industri dan kesehatan lingkungan, Peralatan Laboratorium, alat ? alat kesehatan, serta penyediaan jasa pemantauan, pengukuran lingkungan dan perbaikan peralatan.
PERDAGANGAN BARANG
Produk yang diperdagangkan perusahan utamanya adalah produk produk yang berkaitan dengan hygiene industri, kesehatan lingkungan, kesehatan & keselamatan kerja dan Peralatan laboratorium dan alat alat kesehatan .
Produk produk tersebut antara lain :
- Peralatan Pemantau Hygiene Industri dan Keselamatan Kerja Peralatan pemantau higiene industri dan keselamatan kerja meliputi :
- Alat ukur suara ( Sound Level Meter & Noise Dosimeter)
- Alat ukur getaran ( Vibration Monitoring)
- Alat detector gas berbahaya & mudah terbakar ( Gas Detektor & Flamable Gas Detector)
- Alat untuk pengambilan sampel gas, debu, mist, fume & aerosol ( gas, fume, aerosol sample pump & monitoring)
- Peralatan Pemantau Lingkungan Jenis peralatan tersebut antara lain :
- Peralatan sampling dan analisa udara maupun peralatan untuk sampling kualitas udara pada cerobong secara isokinetik otomatis
- Alat pantau cuaca stasioner yang dilengkapi dengan penyimpanan data ( data logging) sesuai parameter yang diukur.
- Peralatan pemantau kwalitas Air Bersih dan Air Minum ( Microbiologi, PH, Conductivity, ORP, Salinity, Dissolved, Turbiditi, TDS, Resisvity, Ion Meter dll..)
- Perlatan pemantau kadar kimia dalam makanan
- Scientific Instrument, Untuk :
- Laboratorium Kimia Dasar & Kimia Klinik : Laboratorium Bio Kimia, Kimia Klinik , Kimia Analitik, Mikrobiologi, Hematologi, Parasitologi, Kimia Farmasi & Toksikologi, Serologi, Virologi & Immunologi, Kimia Air, Kimia Makanan & Minuman, dll
- Laboratorium Fisika & Biologi : Laboratorium Instrumentasi, Fisika dasar, Elektronika Medik, Radiology, alat elektronik, Elektronika Medik, Anatomi & Fisiology, Farmakologi dll.
- Media dan Reagensia, Untuk :
- Menunjang kebutuhan reagent pada Rumah Sakit, Puskesmas, Klinik, dan Laboratorium.
- Survey Meter